Specifications
Inside BOP is a special tool used to quick cannect with drill tools when blow out is happened in dirrilling operation. Advantages :high bearing pressure,reliable sealing , blowing out releasing ,easy operation,quick switch .
|
OD
mm |
ID
mm |
Thread connection |
Length (in) |
|
3 3/8~33/4 |
11/2 |
23/8IF |
26 |
|
4 1/8~41/4 |
13/4 |
27/8IF |
28-30 |
|
4 3/4~51/4 |
2 |
31/2IF |
30-31 |
|
6 1/4~63/4 |
21/2 |
4”IF |
33-34 |
|
6 3/8~7 |
213/16 |
41/2”IF |
33--34 |
|
7~71/2 |
213/16 |
51/2”FH |
33--34 |
|
8” |
213/16 |
65/8”REG |
34 |
|
91/2~ |
213/16 |
75/8”REG |
34 |
| Type |
Mandrel
O.D.
(mm) |
Max. O.D of blade extension
(mm) |
Min O.D of
blade extension
(mm) |
Thread type |
Total length (mm) |
|
GX114 |
92 |
111 |
92 |
2 3/8 REG |
880 |
|
GX127 |
103 |
121 |
103 |
2 3/8REG |
880 |
|
GX140 |
110 |
133 |
115 |
NC31 |
1000 |
|
GX146 |
110 |
139 |
121 |
NC31 |
1000 |
|
GX168 |
130 |
162 |
137 |
3 1/2REG |
1150 |
|
GX178 |
136 |
170 |
146 |
3 1/2REG |
1150 |
|
GX194 |
136 |
186 |
162 |
3 1/2REG |
1200 |
|
GX219 |
142 |
212 |
185 |
4 1/2REG |
1400 |
|
GX245 |
200 |
238 |
210 |
4 1/2REG |
1500 |
|
GX273 |
228 |
268 |
237 |
6 5/8REG |
1500 |
